initial query processing

index_work_Nik.html

@@ -13,6 +13,8 @@
 <script
 	src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script>
 <script type="text/javascript" src="js/guimanagerNik.js"></script>
+<script src="https://rdf.js.org/comunica-browser/versions/latest/engines/query-sparql/comunica-browser.js"></script>
+
 <script type="text/javascript">
 	/* function mostra() {
 		 var x = document.getElementById("divContentId");

js/guimanagerNik.js

@@ -9,7 +9,10 @@ $(document).ready(function() {
 	filterconditions = 0
 
 	let filterToEdit = "";
-
+	
+	const myEngine = new Comunica.QueryEngine();
+	const sparqlEndpoint = "https://hdnlab1.isti.cnr.it/fuseki/commediaontosintgra/query";
+	
 	var aggettivoJson = {
 		"filtriaggettivo": {
 			"Classe": ["1ª", "2ª"],
@@ -534,8 +537,6 @@ $(document).ready(function() {
 	
 	jQuery(document).delegate('#grammarbutton', 'click', function(e) {
 
-		alert('Update not yet implemented, in progress...')
-		const sparqlGenerator = sparqljs.Generator;
 		var size = Object.keys(condizioniFiltro).length;
 		if (size == 0){
 			var clausola = $("#searchValue").val()
@@ -548,13 +549,21 @@ $(document).ready(function() {
 			
 		}
 		spquery=buildSQ(condizioniFiltro)
-		alert (new sparqlGenerator().stringify(spquery));
-		 // condizioniFiltro contiene le condizioni nella forma "clausola=valore"
+		execMySparqlQuery (spquery);
+		
+		
 		return true
+	}
+	)
+
+	async function execMySparqlQuery (spQuery){
+		const sparqlGenerator = sparqljs.Generator;
+
+		alert (new sparqlGenerator().stringify(spQuery));		
+		bindingsStream = await myEngine.queryBindings(spQuery, { sources: [ { type: 'sparql', value: sparqlEndpoint }, ], });
 
 
 	}
-	)
 	function AggiornaFiltro(filtroId) {
 
 		var content = jQuery('#filtro'),